Originally Posted by Deanjo
Yes, the same thing can be seen on all vdpau feature set D gpu's. The same thing happens with the GT520 but it seems to only happen with this test. I have yet to come across a 1080P clip that it can't render fine (upwards to 60Mbit). There is something very specific about the 1080P test that these new cards do not like.
If the author ever fixes that, maybe he'll also fix it for newer QT as well.